1
GATE ME 2014 Set 2
Numerical
+1
-0
The difference in pressure (in $$N/{m^2}$$) across an air bubble of diameter $$0.001$$ $$m$$ immersed in water (surface tension $$= 0.072$$ $$N/m$$) is _____________.
Your input ____
2
GATE ME 2006
MCQ (Single Correct Answer)
+1
-0.3
For a Newtonian fluid:
A
shear stress is proportional to shear strain
B
rate of shear stress is proportional to shear strain
C
shear stress is proportional to rate of shear strain
D
rate of shear stress is proportional to rate of shear strain
3
GATE ME 2004
MCQ (Single Correct Answer)
+1
-0.3
An incompressible fluid (kinematic viscosity $$= 7.4 \times {10^{ - 7}}\,\,{m^2}/s,$$ specific gravity, $$0.88$$) is held between two parallel plates. If the top plate is moved with a velocity of $$0.5$$ $$m/s$$ while the bottom one is held stationary, the fluid attains a linear velocity profile in the gap of $$0.5$$ $$mm$$ between these plates; the shear stress in Pascal on the surface of bottom plate is :
A
$$65.1$$
B
$$0.651$$
C
$$6.51$$
D
$$651$$
4
GATE ME 2001
MCQ (Single Correct Answer)
+1
-0.3
The $$S{\rm I}$$ unit of kinematic viscosity $$\left( \upsilon \right)$$ is :
A
$${m^2}/\sec$$
B
$$kg/m$$-$$sec$$
C
$$m/{\sec ^2}$$
D
$${m^3}/{\sec ^2}$$
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